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  1. import java.util.HashMap;
  2. import java.util.Map;
  3. import java.util.Scanner;
  4.  
  5. public class Main {
  6. public static void main(String[] args){
  7.  
  8.             Scanner scanner = new Scanner(System.in);
  9.     String name1, name2, scan;
  10.  
  11.     Map<String, String> pairsMap = new HashMap<>();
  12.  
  13.     System.out.println(pairsMap.size());
  14.  
  15.     while (true) {
  16.  
  17.         System.out.println("Enter two names" + "\n" + "First");
  18.         name1 = scanner.next();
  19.         System.out.println("Second name");
  20.         name2 = scanner.next();
  21.         if (name1.equals("-")) {
  22.             break;
  23.         }if (name2.equals("-")) {
  24.             break;
  25.         }
  26.         pairsMap.put(name1, name2);
  27.     }
  28.     	System.out.println(pairsMap.size());
  29.  
  30.         System.out.println("Enter last given name");
  31.         scan = scanner.next();
  32.         if (scan.equals(pairsMap.get(scan))){
  33.             System.out.println("Your partner name is "+pairsMap.get(scan));
  34.         }else if (scan.equals(pairsMap.get(scan))){
  35.             System.out.println("Your partner name is "+pairsMap.get(scan));
  36.         }else
  37.             System.out.println("Given name is wrong");
  38. 		System.out.println(pairsMap.get("Jan"));
  39.     }
  40. }
Success #stdin #stdout 0.06s 4386816KB
comments ()
stdin
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Jan
Anna
-
-
Jan
stdout
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0
Enter two names
First
Second name
Enter two names
First
Second name
1
Enter last given name
Given name is wrong
Anna
https://ideone.com/2GoDAE
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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